<template>
  <div class="goods">
    <!-- 面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card class="box-card">
      <!-- 搜索添加输入框区 -->
      <!-- 格栅布局 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getGoodsList"
            ></el-button>
          </el-input>
        </el-col>
        <!-- 添加商品 -->
        <el-col :span="4">
          <el-button type="primary" @click="goAddpage">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- table表格区 -->
      <el-table :data="goodslist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column
          label="商品价格(元)"
          prop="goods_price"
          width="120px"
        ></el-table-column>
        <el-table-column
          label="商品重量"
          prop="goods_weight"
          width="90px"
        ></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="160px">
          <template slot-scope="scope">
            {{ scope.row.add_time | dateFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <!-- 作用域插槽获取数据 -->
          <template slot-scope="scope">
            <!-- 编辑按钮 -->
            <el-tooltip
              effect="dark"
              content="编辑"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 删除按钮 -->
            <el-tooltip
              effect="dark"
              content="删除"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeById(scope.row.goods_id)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'Goods',
  data() {
    return {
      //分类列表数据
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10,
      },
      goodslist: [],
      total: 0,
      goodsDialogVisible: false,
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    /////////////////////////////事件监听//////////////////////////
    //监听pagesize改变的事件
    handleSizeChange(newSize) {
      //   console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    //监听页码值改变的事件
    handleCurrentChange(newPage) {
      //   console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },
    //删除商品事件
    async removeById(id) {
      //弹框提示
      const confirmResult = await this.$confirm(
        '此操作将永久删除该数据, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      ).catch((err) => err)
      //如果用户点击确认，则返回字符串confirm
      //如果用户点击取消，则返回字符串cancel
      if (confirmResult !== 'confirm') {
        return this.$message.info('操作已取消！')
      }
      const { data: res } = await this.$http.delete('godds/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('删除商品失败！')
      }
      this.$message.success('删除商品成功！')
      this.getGoodsList()
    },
    goAddpage() {
      this.$router.push('/goods/add')
    },
    /////////////////////////////数据处理//////////////////////////
    //根据分页获取对应的商品列表
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo,
      })
      //   console.log(res)
      if (res.meta.status !== 200) {
        return this.$message.error('获取分类列表失败')
      }
      this.goodslist = res.data.goods
      this.total = res.data.total
      console.log(res.data)
    },
  },
}
</script>

<style>
</style>